#define _CRT_SECURE_NO_WARNINGS 1
#pragma warning(disable:4996)
#include<stdio.h>
int main(){
    /*char str[] = "20010606wy";
    int day = 0;
    char name[10] = { 0 };
    sscanf(str, "%d %s", &day,name);*/
    char str[20] = { 0 };
    int day = 20010606;
    char name[5] = "wy";
    sprintf(str, "%d %s", day, name);
    return 0;
}